package org.example.design.One;

/**
 * @Auther:Liu
 * @Testname:DemoA
 * @Date:2025/8/15 9:38
 */
//单例模式勤加载
public class DemoA {
    private static DemoA instance=new DemoA();

    private DemoA(){}

    public static DemoA getInstance(){
        return instance;
    }
}
